Sodium in the structure of X-Ray Analysis of A Rna Tetraplex R(Uggggu)4 At Ultra-High Resolution (pdb 1j8g)

The binding sites of Sodium atom in the structure of X-Ray Analysis of A Rna Tetraplex R(Uggggu)4 At Ultra-High Resolution (pdb code 1j8g). This binding sites where shown with 5.0 Angstroms radius around Sodium atom. The 1j8g structure was solved by J.DENG, Y.XIONG, M.SUNDARALINGAM, with X-Ray Crystallography technique, brief refinement statistics is given in the table below: